Fatal error: Uncaught Error: Interface "PHPUnit\Event\SubscribableDispatcher" not found in /home/aplikasiposinfo/public_html/portal-demo-app/vendor/phpunit/phpunit/src/Event/Dispatcher/DeferringDispatcher.php:17 Stack trace: #0 {main} thrown in /home/aplikasiposinfo/public_html/portal-demo-app/vendor/phpunit/phpunit/src/Event/Dispatcher/DeferringDispatcher.php on line 17